<template>
  <div>
       <!-- 面包屑导航区 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区 -->
    <el-card>
        <!-- 2，为echarts准备一个具备大小（宽高）的DOM -->
        <div id="ech" style="width:600px;height:400px;"></div>
    </el-card>
  </div>
</template>

<script>
//1，导入echarts
import *as echarts from 'echarts'
// const echarts =require("echarts")
import _ from 'lodash'
export default {
    data() {
        return {
            options: {
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross',
            label: {
              backgroundColor: '#E9EEF3'
            }
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            boundaryGap: false
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ]
      }
    }
            
        
    },
    created() {
        
    },
    async mounted(){
        
    // 3，基于准备好的dom，初始化echarts实例
      var myChart = echarts.init(document.getElementById('ech'));

      const {data:res}=await this.$http.get('reports/type/1')
            if(res.meta.status!==200){
                this.$message.error('获取图标失败');
            }
            this.$message.success('获取图标成功')

      // 4，指定图表的配置项和数据  options数据选项
      const result =_.merge(res.data,this.options)



      // 5,使用刚指定的配置项和数据显示图表。
      myChart.setOption(result);
      
    },
    methods: {
    },

}
</script>

<style>

</style>